Company lists · Data refreshed November 2026

Top 25 IT operations centers worldwide

Name: IT operations centers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Nov 6, 2026 17,074 companies tracked

RevenueBase identified 17,074 company matches for IT operations centers worldwide as of November 2026 and tracks 237,107 professional contacts across them, including 70,781 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for IT operations centers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for IT operations centers follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built

17,074Companies

237,107Contacts tracked

70,781Verified emails

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The 25 largest IT operations centers worldwide

Ranked by team size

Top 25 of 17,074 company matches for IT operations centers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	Kyndryl	Exact match	New York, NY, United StatesHQ recorded Nov 6, 2026	10001+	47,955 contacts →
	Exact match “We have the world’s best talent that design, run, and manage the most advanced and reliable technology infrastructure each day.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2	Sysnet Global Technologies PVT LTD	Exact match	New Delhi, IndiaHQ recorded Nov 6, 2026	1,001-5,000	3,044 contacts →
	Exact match “Think IT, Think Sysnet.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3	Pomeroy	Exact match	Hebron, KY, PalestineHQ recorded Nov 6, 2026	1,001-5,000	2,671 contacts →
	Exact match “Technology is mission-critical to your business so it must work, continuously.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4	TRT	Exact match	Singapore, GermanyHQ recorded Nov 6, 2026	n/a	2,153 contacts →
	Exact match “TRT is a Global Provider of IT Server, Storage and Networking Services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5	Aforeserve.com LTD	Exact match	Noida, IndiaHQ recorded Nov 6, 2026	1,001-5,000	2,141 contacts →
	Exact match “Aforeserve delivers IT infrastructure services, field support, and managed operations for enterprises across India.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6	GURU	Exact match	Rockville, MD, United StatesHQ recorded Nov 6, 2026	n/a	1,941 contacts →
	Exact match “Established in 1995, GURU is an IT managed service provider that specializes in infrastructure support, systems integration, data architecture, data hosting, and cloud services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7	CMS	Exact match	Meudon La Foret, FranceHQ recorded Nov 6, 2026	n/a	1,569 contacts →
	Exact match “Société d'infogérance” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8	Wachter, INC	Exact match	Lenexa, CA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,356 contacts →
	Exact match “Wachter is on the cutting-edge of technology and infrastructure installation and has been since 1930.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9	Onitio	Exact match	Oslo, NorwayHQ recorded Nov 6, 2026	1,001-5,000	1,187 contacts →
	Exact match “Onitio is an IT service and infrastructure provider working across the Nordic region.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10	Solugenix	Exact match	Brea, GA, United StatesHQ recorded Nov 6, 2026	1,001-5,000	1,151 contacts →
	Exact match “Technology only matters when it helps the business run better.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11	NSC Global	Exact match	London, United KingdomHQ recorded Nov 6, 2026	1,001-5,000	1,091 contacts →
	Exact match “Global business doesn’t have to be complicated.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12	Avaso Technology Solutions	Exact match	Denmark, GA, JapanHQ recorded Nov 6, 2026	1,001-5,000	1,034 contacts →
	Exact match “AVASO Technology Solutions is a global end-to-end field services ecosystem provider.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13	Interop	Exact match	Porto Alegre, BrazilHQ recorded Nov 6, 2026	1,001-5,000	1,024 contacts →
	Exact match “Há 31 anos, a InterOp entrega serviços em tecnologia da informação, para empresas de todos os tamanhos e setores.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14	Comware S.A	Exact match	Bogotá, ColombiaHQ recorded Nov 6, 2026	1,001-5,000	962 contacts →
	Exact match “Somos un equipo profesional en el diseño, implementación y gestión de soluciones tecnológicas, que apoya el desarrollo y soporte de su negocio.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15	Kaizen IT Services Pvt. LTD	Exact match	Kolkata, IndiaHQ recorded Nov 6, 2026	501-1,000	885 contacts →
	Exact match “Kaizen is a premier IT Services company headquartered in Kolkata and having its presence in Pan India with 750 Plus Touch Points.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16	Nasstar	Exact match	Wakefield, United KingdomHQ recorded Nov 6, 2026	1,001-5,000	840 contacts →
	Exact match “Complexity isn’t the enemy.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17	Scsk Corporation	Exact match	Tokyo, JapanHQ recorded Nov 6, 2026	5,001-10,000	721 contacts →
	Exact match “Providing I T Services That Anticipate Client Needs and Become Optimal Solutions We want to deliver faster, more accurate, and more in-depth IT services as demanded by business.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18	Teamlogic IT	Exact match	United StatesHQ recorded Nov 6, 2026	1,001-5,000	694 contacts →
	Exact match “TeamLogic IT provides IT service, support, project consultation and account management for businesses.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19	Decisionone	Exact match	Havertown, PA, United StatesHQ recorded Nov 6, 2026	501-1,000	691 contacts →
	Exact match “DecisionOne is the largest global independent technology support organization in the TPM and ISO markets.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20	Visual Edge IT	Exact match	North Canton, OH, United StatesHQ recorded Nov 6, 2026	1,001-5,000	671 contacts →
	Exact match “ABOUT VISUAL EDGE, INC.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21	Aress Software	Exact match	Nasik, IndiaHQ recorded Nov 6, 2026	501-1,000	653 contacts →
	Exact match “For over 25 years, Aress Software has been the silent engine behind IT operations that never stop.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22	Excis Compliance	Exact match	London, United KingdomHQ recorded Nov 6, 2026	1,001-5,000	651 contacts →
	Exact match “Excis is a trusted global IT services company, delivering agile, multilingual support across 150+ countries.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23	Produban	Exact match	Boadilla Del Monte, SpainHQ recorded Nov 6, 2026	5,001-10,000	646 contacts →
	Exact match “Produban is Grupo Santander’s technology company which specializes in the continuous design and operation of IT infrastructures, offering an integral service to its clients in the…” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24	ONNEC	Exact match	London, United KingdomHQ recorded Nov 6, 2026	501-1,000	643 contacts →
	Exact match “Onnec is a leading partner for IT Infrastructure design, installation and operational support services.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25	SES	Exact match	DenmarkHQ recorded Nov 6, 2026	n/a	642 contacts →
	Exact match “Spar op til 80 % på den daglige drift af jeres IT miljø Lej en ekstern IT konsulent til optimering af IT i din virksomhed IT konsulent på lejebasis.” Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “IT operations centers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 17,074 IT operations centers worldwide

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IT operations centers worldwide at a glance

As of Nov 6, 2026

29.9%Verified-email coverage

13.9Average contacts per company

1-10Median size (employees)

1.8%Largest-city concentration · London

Nov 6, 2026Page data refreshed

Companies by employee count

1-10

10,125

11-50

5,223

51-200

1,110

201-500

247

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage: Every country. Country and city lists for IT operations centers are linked below.
What qualifies: Company records worldwide whose business descriptions match “IT operations centers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 70,781 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

IT operations centers by location

99 lists · largest first

Every IT operations centers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “IT operations centers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many IT operations centers are there worldwide?

RevenueBase identified 17,074 company matches for IT operations centers worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Kyndryl tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most IT operations centers?

The United States leads with 4,283 companies, followed by Brazil (1,288) and the United Kingdom (1,195). Every IT operations centers list by country and city is linked on this page.

Which city has the most IT operations centers?

London leads with 301 company records, followed by Sao Paulo (285) and Bangalore (111).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 70,781 professional contacts with verified work emails tracked across these 17,074 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.